LM3914NG Bar/Dot Display Driver

1

L1

LED output 1; sinks current for the corresponding bar/dot display segment.

2

V-

Negative supply or ground reference for the display driver.

3

V+

Positive supply for the LM3914 display driver.

4

RLO

Low end of the internal comparator ladder reference range.

5

SIG

Analog signal input compared against the ten-step reference ladder.

6

RHI

High end of the internal comparator ladder reference range.

7

REF

Reference output used with ADJ to set LED current and ladder scaling.

8

ADJ

Reference adjust terminal for setting display-driver current and scale.

9

MODE

Mode select input; tie high for bar mode or leave low/open for dot mode behavior.

10

L10

LED output 10; sinks current for the corresponding bar/dot display segment.

11

L9

LED output 9; sinks current for the corresponding bar/dot display segment.

12

L8

LED output 8; sinks current for the corresponding bar/dot display segment.

13

L7

LED output 7; sinks current for the corresponding bar/dot display segment.

14

L6

LED output 6; sinks current for the corresponding bar/dot display segment.

15

L5

LED output 5; sinks current for the corresponding bar/dot display segment.

16

L4

LED output 4; sinks current for the corresponding bar/dot display segment.

17

L3

LED output 3; sinks current for the corresponding bar/dot display segment.

18

L2

LED output 2; sinks current for the corresponding bar/dot display segment.